Waders

Combination of :
* 1 orange flag and c-ring (on one tibia)
* 2 c-rings (on the other tibia).
* metal ring (on tarsus). 

note 1 : used colours are dark-green, light-green, yellow, blue, white, black, red and orange.

note 2 : Réserve naturelle nationale de Moëze-Oléron :
https://www.facebook.com/Réserve-naturelle-nationale-de-Moëze-Oléron-...

http://www.reserves-naturelles.org/moeze-oleron

https://www.lpo.fr/la-reserve-naturelle-nationale-de-moeze-oleron-reserv...

note 3 : Browse the ISWG register, but before read "How to use the register".